4.25oz. Heathered poplin, 65% Polyester/35% cotton. Pre-cured durable press finish. Six tortoise shell buttons w/vertical button holes, button at neck. Two-piece, lined, banded collar with stays. Two button through functional flapped pockets with angled bartacks, top entry flap on left with pencil stall in left pocket flap. Stitched-down front. Separate two-piece yoke.